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cmd: fpga: Fix loads command

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Convert last loads command to fpga subcommands.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Michal Simek 2018-06-05 15:14:39 +02:00
parent a2d1033b20
commit b5d19a9340
1 changed files with 36 additions and 112 deletions
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148
cmd/fpga.c
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@ -62,130 +62,57 @@ static int do_fpga_check_params(long *dev, long *fpga_data, size_t *data_size,
return 0;
}
/* Local defines */
enum {
FPGA_NONE = -1,
FPGA_LOADS,
};
/*
* Map op to supported operations. We don't use a table since we
* would just have to relocate it from flash anyway.
*/
static int fpga_get_op(char *opstr)
{
int op = FPGA_NONE;
#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
if (!strcmp("loads", opstr))
op = FPGA_LOADS;
#endif
return op;
}
/* ------------------------------------------------------------------------- */
/* command form:
* fpga <op> <device number> <data addr> <datasize>
* where op is 'load', 'dump', or 'info'
* If there is no device number field, the fpga environment variable is used.
* If there is no data addr field, the fpgadata environment variable is used.
* The info command requires no data address field.
*/
int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
int do_fpga_loads(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
{
int op, dev = FPGA_INVALID_DEVICE;
size_t data_size = 0;
void *fpga_data = NULL;
int rc = FPGA_FAIL;
#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
long fpga_data, dev;
int ret;
struct fpga_secure_info fpga_sec_info;
memset(&fpga_sec_info, 0, sizeof(fpga_sec_info));
#endif
if (argc > 9 || argc < 2) {
debug("%s: Too many or too few args (%d)\n", __func__, argc);
if (argc < 5) {
debug("fpga: incorrect parameters passed\n");
return CMD_RET_USAGE;
}
op = fpga_get_op(argv[1]);
if (argc == 6)
fpga_sec_info.userkey_addr = (u8 *)(uintptr_t)
simple_strtoull(argv[5],
NULL, 16);
else
/*
* If 6th parameter is not passed then do_fpga_check_params
* will get 5 instead of expected 6 which means that function
* return CMD_RET_USAGE. Increase number of params +1 to pass
* this.
*/
argc++;
switch (op) {
case FPGA_NONE:
printf("Unknown fpga operation \"%s\"\n", argv[1]);
return CMD_RET_USAGE;
#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
case FPGA_LOADS:
if (argc < 7)
return CMD_RET_USAGE;
if (argc == 8)
fpga_sec_info.userkey_addr = (u8 *)(uintptr_t)
simple_strtoull(argv[7],
NULL, 16);
fpga_sec_info.encflag = (u8)simple_strtoul(argv[6], NULL, 16);
fpga_sec_info.authflag = (u8)simple_strtoul(argv[5], NULL, 16);
fpga_sec_info.encflag = (u8)simple_strtoul(argv[4], NULL, 16);
fpga_sec_info.authflag = (u8)simple_strtoul(argv[3], NULL, 16);
if (fpga_sec_info.authflag >= FPGA_NO_ENC_OR_NO_AUTH &&
fpga_sec_info.encflag >= FPGA_NO_ENC_OR_NO_AUTH) {
puts("ERR: Use <fpga load> for NonSecure bitstream\n");
return CMD_RET_USAGE;
}
if (fpga_sec_info.encflag == FPGA_ENC_USR_KEY &&
!fpga_sec_info.userkey_addr) {
puts("ERR: User key not provided\n");
return CMD_RET_USAGE;
}
argc = 5;
break;
#endif
default:
break;
}
switch (argc) {
case 5: /* fpga <op> <dev> <data> <datasize> */
data_size = simple_strtoul(argv[4], NULL, 16);
if (!data_size) {
puts("Zero data_size\n");
return CMD_RET_USAGE;
}
case 4: /* fpga <op> <dev> <data> */
{
fpga_data = (void *)simple_strtoul(argv[3], NULL, 16);
debug("* fpga: cmdline image address = 0x%08lx\n",
(ulong)fpga_data);
}
debug("%s: fpga_data = 0x%lx\n", __func__, (ulong)fpga_data);
if (!fpga_data) {
puts("Zero fpga_data address\n");
return CMD_RET_USAGE;
}
case 3: /* fpga <op> <dev | data addr> */
dev = (int)simple_strtoul(argv[2], NULL, 16);
debug("%s: device = %d\n", __func__, dev);
}
if (dev == FPGA_INVALID_DEVICE) {
puts("FPGA device not specified\n");
if (fpga_sec_info.authflag >= FPGA_NO_ENC_OR_NO_AUTH &&
fpga_sec_info.encflag >= FPGA_NO_ENC_OR_NO_AUTH) {
debug("fpga: Use <fpga load> for NonSecure bitstream\n");
return CMD_RET_USAGE;
}
switch (op) {
#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
case FPGA_LOADS:
rc = fpga_loads(dev, fpga_data, data_size, &fpga_sec_info);
break;
#endif
default:
printf("Unknown operation\n");
if (fpga_sec_info.encflag == FPGA_ENC_USR_KEY &&
!fpga_sec_info.userkey_addr) {
debug("fpga: User key not provided\n");
return CMD_RET_USAGE;
}
return rc;
ret = do_fpga_check_params(&dev, &fpga_data, &data_size,
cmdtp, argc, argv);
if (ret)
return ret;
return fpga_loads(dev, (void *)fpga_data, data_size, &fpga_sec_info);
}
#endif
#if defined(CONFIG_CMD_FPGA_LOADFS)
static int do_fpga_loadfs(cmd_tbl_t *cmdtp, int flag, int argc,
@ -450,6 +377,9 @@ static cmd_tbl_t fpga_commands[] = {
#if defined(CONFIG_CMD_FPGA_LOADMK)
U_BOOT_CMD_MKENT(loadmk, 2, 1, do_fpga_loadmk, "", ""),
#endif
#if defined(CONFIG_CMD_FPGA_LOAD_SECURE)
U_BOOT_CMD_MKENT(loads, 6, 1, do_fpga_loads, "", ""),
#endif
};
static int do_fpga_wrapper(cmd_tbl_t *cmdtp, int flag, int argc,
@ -463,12 +393,6 @@ static int do_fpga_wrapper(cmd_tbl_t *cmdtp, int flag, int argc,
fpga_cmd = find_cmd_tbl(argv[1], fpga_commands,
ARRAY_SIZE(fpga_commands));
/* This should be removed when all functions are converted */
if (!fpga_cmd)
return do_fpga(cmdtp, flag, argc, argv);
/* FIXME This can't be reached till all functions are converted */
if (!fpga_cmd) {
debug("fpga: non existing command\n");
return CMD_RET_USAGE;